Spier, Gems, 465.

Hamburg, W. Skoluda collection, inv. M093; formerly Rome, Museo Kircheriano. Brown jasper, engraved on both sides; F1, 19.9 x 15.3 x 4.5. A: Two Good Shepherds, chi-rho monogram, and magical symbols. Side B: Figures of triform Hekate, Anubis holding sistrum, and a standing figure holding his hand to his mouth (Harpokrates?). Around edge, VENVS VICTRI… .

Published: Garrucci, Storia, 169, no. 12, pl. 492; Michel, Bunte Steine, 126, no. 147.